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IPC Subgroup
B27B 5/3

for mounting or securing saw blades or saw spindles

Introduced: September 1968

Last revised: January 2006

Full Title

Sawing machines working with circular saw blades; Components or equipment therefor > Details; Component parts; Accessories > for mounting or securing saw blades or saw spindles

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
Subclass:
SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR

3 direct subcodes

Child Classifications

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  • B27B 5/32 Devices for securing circular saw blades to the saw spindle
  • B27B 5/34 Devices for securing a plurality of circular saw blades on a single saw spindle; Equipment for adjusting the mutual distance
  • B27B 5/36 Mounting for swivelling or tilting the circular saw blade

Top Applicants

Top 10 applicants by patent filingsfor class B27, 2013–2023, worldwide · Source: EPO PATSTAT

  1. NANJING FORESTRY UNIVERSITY 960
  2. ROBERT BOSCH DE 762
  3. HOMAG DE 384
  4. HARBIN ARTS AND CRAFTS COMPANY 350
  5. NORTHEAST FORESTRY UNIVERSITY 343
  6. SWISS KRONO TEC CH 304
  7. MAKITA CORPORATION 298
  8. DIEFFENBACHERMASCHINEN- UND ANLAGENBAU DE 296
  9. VAELINGE INNOVATION SE 287
  10. HUSQVARNA SE 282